Rocker chassis



FIG. 1 is a right side elevational view of the rocker chassis of thepresent design;

FIG. 2 is a rear elevational view of the rocker chassis shown in FIG. 1;

FIG. 3 is a front elevational view of the rocker chassis shown in FIG.1;

FIG. 4 is a left side elevational view of the rocker chassis shown inFIG. 1;

FIG. 5 is a top plan view of the rocker chassis shown in FIG. 1; and,

FIG. 6 is a bottom plan view of the rocker chassis shown in FIG. 1.

The broken lines shown in FIGS. 1-6 are for illustrative purposes onlyand form no part of the claimed design.

The ornamental design for a rocker chassis, as shown and described.